{"instruction": "You are an expert in event argument extraction. Please extract event arguments and their roles from the input that conform to the schema definition, which already includes event trigger words. If an argument does not exist, return NAN or an empty dictionary. Please respond in the format of a JSON string.", "schema": [{"event_type": "potential therapeutic event", "arguments": ["Treatment.Dosage", "Subject.Age", "Subject", "Treatment.Freq", "Treatment.Route", "Effect", "Treatment.Disorder", "Subject.Disorder", "Treatment.Duration", "Combination.Drug", "Treatment", "Treatment.Time_elapsed"]}], "input": "Following several of these courses of therapy, respiratory distress occurred 9 to 12 days after the chlorambucil was given."}
{"potential therapeutic event": []}